Cardiac dimensions and hemodynamics in healthy juvenile Landrace swine

Table 3 Right ventricular dimensions and function in swine vs. human reference

	Landrace Swine N = 10			Human Reference
Parameter	Mean	± SD	Range	Range
RV systolic wall thickness (mm)	9.5	± 0.8	8.2–11.0
RV diastolic wall thickness (mm)	6.7	± 0.7	5.4–7.6	1–5^a
RV basal diameter (mm)	27.5	± 2.7	23.2–32.3	25–41^a
RV mid diameter (mm)	15.0	± 2.0	11.6–18.0	19–35^a
RV longitudinal diameter (mm)	65.5	± 4.8	59.4–75.4	59–83^a
RVEDA (cm²)	9.6	± 2.0	5.7–13.1	6–13^b
RVESA (cm²)	4.9	± 1.0	3.4–6.7	3–11^a
FAC (%)	48.3	± 6.1	38.5–56.0	> 35^a
TAPSE (mm)	18.7	± 4.6	13.7–27.2	> 17^a
RVOT (mm)	21.0	± 2.8	16.4–25.5	25–40^b
PA (mm)	21.2	± 2.0	18.3–23.6	11–31^e

FAC Fractional area shortening, PA Pulmonary artery, RV Right ventricle, RVEDA Right ventricular end-diastolic area, RVESA Right ventricular end-systolic area, RVOT Right ventricular outflow tract, TAPSE Tricuspid annular plane systolic excursion
^aLang et al. [10]. Values are presented for females
^bKou et al. [11]
^eSheikhzadeh et al. [14]

ISSN: 1476-7120